DOING BUSINESS IN THE INFORMATION AGE / BY STEPHEN POPE. -- USING THE INTERNET TO PUT BUYER AND SELLER TOGETHER / BY JAY MESINGER (J. MESINGER CORPORATE JET SALES). -- INTERACTIVITY IS THE KEY TO PROFITABILITY ON THE WEB / BY JOE DYSART AVIATION INTERNATIONAL NEWS, V. 32, NO. 5 (FEB. 2000), P. 20-24: ILL.